{"schema_version":1,"title":"free5GC Nef vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 7 vulnerabilities in free5GC Nef: 0 in the last 7 days and 0 in the last 90 days, 4 of them critical and 0 exploited in the wild. The most recent, CVE-2026-44330, was published on 27 May 2026.","url":"https://junglewise.ai/threats/technologies/nef","json_url":"https://junglewise.ai/threats/technologies/nef.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/nef","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":3,"all_time":7,"critical":4,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":7},"latest":[{"cve":"CVE-2026-44330","cvss":10,"epss":0.0043,"slug":"cve-2026-44330-free5gc-nef-authentication-bypass-in-nnef-pfdmanagement-api","title":"free5GC NEF authentication bypass in nnef-pfdmanagement API","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:38.713+00:00","url":"https://junglewise.ai/threats/cve-2026-44330-free5gc-nef-authentication-bypass-in-nnef-pfdmanagement-api"},{"cve":"CVE-2026-44327","cvss":10,"epss":0.0053,"slug":"cve-2026-44327-free5gc-nef-missing-authentication-in-oam-route-group","title":"free5GC NEF missing authentication in OAM route group","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:38.203+00:00","url":"https://junglewise.ai/threats/cve-2026-44327-free5gc-nef-missing-authentication-in-oam-route-group"},{"cve":"CVE-2026-44326","cvss":9.4,"epss":0.0053,"slug":"cve-2026-44326-free5gc-nef-missing-authentication-in-3gpp-traffic-influence-api","title":"free5GC NEF missing authentication in 3gpp-traffic-influence API","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:38.053+00:00","url":"https://junglewise.ai/threats/cve-2026-44326-free5gc-nef-missing-authentication-in-3gpp-traffic-influence-api"},{"cve":"CVE-2026-44322","cvss":7.5,"epss":0.0066,"slug":"cve-2026-44322-free5gc-nef-null-pointer-dereference-in-pfd-management-handler","title":"free5GC NEF NULL pointer dereference in PFD management handler","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.48+00:00","url":"https://junglewise.ai/threats/cve-2026-44322-free5gc-nef-null-pointer-dereference-in-pfd-management-handler"},{"cve":"CVE-2026-44320","cvss":7.3,"epss":0.0038,"slug":"cve-2026-44320-free5gc-nef-missing-authentication-in-nnef-callback-route-group","title":"free5GC NEF missing authentication in nnef-callback route group","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.177+00:00","url":"https://junglewise.ai/threats/cve-2026-44320-free5gc-nef-missing-authentication-in-nnef-callback-route-group"},{"cve":"CVE-2026-44319","cvss":7.5,"epss":0.0066,"slug":"cve-2026-44319-free5gc-nef-denial-of-service-via-unreachable-notification-uri","title":"free5GC NEF denial of service via unreachable notification URI","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.033+00:00","url":"https://junglewise.ai/threats/cve-2026-44319-free5gc-nef-denial-of-service-via-unreachable-notification-uri"},{"cve":"CVE-2026-44315","cvss":9.4,"epss":0.0053,"slug":"cve-2026-44315-free5gc-nef-missing-authorization-in-3gpp-pfd-management-api","title":"free5GC NEF missing authorization in 3gpp-pfd-management API","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:36.43+00:00","url":"https://junglewise.ai/threats/cve-2026-44315-free5gc-nef-missing-authorization-in-3gpp-pfd-management-api"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"free5GC","slug":"free5gc","vulnerabilities":22,"url":"https://junglewise.ai/threats/technologies/free5gc"},{"name":"free5GC Udr","slug":"udr","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/udr"},{"name":"free5GC NRF","slug":"nrf","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/nrf"},{"name":"free5GC Pcf","slug":"pcf","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/pcf"},{"name":"free5GC SMF","slug":"smf","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/smf"},{"name":"free5GC Udm","slug":"udm","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/udm"}],"technology":{"hub":true,"name":"free5GC Nef","slug":"nef","vendor":{"name":"free5GC","slug":"free5gc","url":"https://junglewise.ai/threats/vendors/free5gc"},"aliases":[],"category":"network-software","homepage":"https://free5gc.org/","repo_url":"https://github.com/free5gc/nef","description":"The Network Exposure Function (NEF) is a core component of the free5GC open-source 5G core network project.","url":"https://junglewise.ai/threats/technologies/nef"},"most_severe":[{"cve":"CVE-2026-44327","cvss":10,"epss":0.0053,"slug":"cve-2026-44327-free5gc-nef-missing-authentication-in-oam-route-group","title":"free5GC NEF missing authentication in OAM route group","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:38.203+00:00","url":"https://junglewise.ai/threats/cve-2026-44327-free5gc-nef-missing-authentication-in-oam-route-group"},{"cve":"CVE-2026-44330","cvss":10,"epss":0.0043,"slug":"cve-2026-44330-free5gc-nef-authentication-bypass-in-nnef-pfdmanagement-api","title":"free5GC NEF authentication bypass in nnef-pfdmanagement API","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:38.713+00:00","url":"https://junglewise.ai/threats/cve-2026-44330-free5gc-nef-authentication-bypass-in-nnef-pfdmanagement-api"},{"cve":"CVE-2026-44326","cvss":9.4,"epss":0.0053,"slug":"cve-2026-44326-free5gc-nef-missing-authentication-in-3gpp-traffic-influence-api","title":"free5GC NEF missing authentication in 3gpp-traffic-influence API","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:38.053+00:00","url":"https://junglewise.ai/threats/cve-2026-44326-free5gc-nef-missing-authentication-in-3gpp-traffic-influence-api"},{"cve":"CVE-2026-44315","cvss":9.4,"epss":0.0053,"slug":"cve-2026-44315-free5gc-nef-missing-authorization-in-3gpp-pfd-management-api","title":"free5GC NEF missing authorization in 3gpp-pfd-management API","severity":"critical","exploited":false,"published_at":"2026-05-27T17:16:36.43+00:00","url":"https://junglewise.ai/threats/cve-2026-44315-free5gc-nef-missing-authorization-in-3gpp-pfd-management-api"},{"cve":"CVE-2026-44322","cvss":7.5,"epss":0.0066,"slug":"cve-2026-44322-free5gc-nef-null-pointer-dereference-in-pfd-management-handler","title":"free5GC NEF NULL pointer dereference in PFD management handler","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.48+00:00","url":"https://junglewise.ai/threats/cve-2026-44322-free5gc-nef-null-pointer-dereference-in-pfd-management-handler"},{"cve":"CVE-2026-44319","cvss":7.5,"epss":0.0066,"slug":"cve-2026-44319-free5gc-nef-denial-of-service-via-unreachable-notification-uri","title":"free5GC NEF denial of service via unreachable notification URI","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.033+00:00","url":"https://junglewise.ai/threats/cve-2026-44319-free5gc-nef-denial-of-service-via-unreachable-notification-uri"},{"cve":"CVE-2026-44320","cvss":7.3,"epss":0.0038,"slug":"cve-2026-44320-free5gc-nef-missing-authentication-in-nnef-callback-route-group","title":"free5GC NEF missing authentication in nnef-callback route group","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.177+00:00","url":"https://junglewise.ai/threats/cve-2026-44320-free5gc-nef-missing-authentication-in-nnef-callback-route-group"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}